linux-kernel - [PATCH v2 14/18] arm64: dts: mediatek: mt7988: add pmic on bpi-r4

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Message-ID: <20241202122602.30734-15-linux@fw-web.de>
Date: Mon,  2 Dec 2024 13:25:55 +0100
From: Frank Wunderlich <linux@...web.de>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Frank Wunderlich <frank-w@...lic-files.de>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: [PATCH v2 14/18] arm64: dts: mediatek: mt7988: add pmic on bpi-r4

From: Frank Wunderlich <frank-w@...lic-files.de>

Bananapi R4 Board contains a MT6682A pmic which is compatible to rt5190a.
Add its node to the i2 controller.

Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
---
 .../dts/mediatek/mt7988a-bananapi-bpi-r4.dts  | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
index 13ca016d6a67..bc1ec73b8ddd 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
@@ -2,6 +2,8 @@
 
 /dts-v1/;
 
+#include <dt-bindings/regulator/richtek,rt5190a-regulator.h>
+
 #include "mt7988a.dtsi"
 
 / {
@@ -65,6 +67,55 @@ &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins>;
 	status = "okay";
+
+	rt5190a_64: rt5190a@64 {
+		compatible = "richtek,rt5190a";
+		reg = <0x64>;
+		vin2-supply = <&rt5190_buck1>;
+		vin3-supply = <&rt5190_buck1>;
+		vin4-supply = <&rt5190_buck1>;
+
+		regulators {
+			rt5190_buck1: buck1 {
+				regulator-name = "rt5190a-buck1";
+				regulator-min-microvolt = <5090000>;
+				regulator-max-microvolt = <5090000>;
+				regulator-allowed-modes =
+				<RT5190A_OPMODE_AUTO RT5190A_OPMODE_FPWM>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+			buck2 {
+				regulator-name = "vcore";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+			rt5190_buck3: buck3 {
+				regulator-name = "vproc";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-boot-on;
+			};
+			buck4 {
+				regulator-name = "rt5190a-buck4";
+				regulator-min-microvolt = <850000>;
+				regulator-max-microvolt = <850000>;
+				regulator-allowed-modes =
+				<RT5190A_OPMODE_AUTO RT5190A_OPMODE_FPWM>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+			ldo {
+				regulator-name = "rt5190a-ldo";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+		};
+	};
 };
 
 &i2c2 {
-- 
2.43.0